20734808635

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1\times {\mathrm{313}}^1\times {\mathrm{563}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 25361563968

約数和(自身を除く): 4626755333

約数列:

[1, 5, 101, 233, 313, 505, 563, 1165, 1565, 2815, 23533, 31613, 56863, 72929, 117665, 131179, 158065, 176219, 284315, 364645, 655895, 881095, 7365829, 13249079, 17798119, 36829145, 41059027, 66245395, 88990595, 205295135, 4146961727, 20734808635]

約数ペア:

[(1, 20734808635), (5, 4146961727), (101, 205295135), (233, 88990595), (313, 66245395), (505, 41059027), (563, 36829145), (1165, 17798119), (1565, 13249079), (2815, 7365829), (23533, 881095), (31613, 655895), (56863, 364645), (72929, 284315), (117665, 176219), (131179, 158065)]